1) OD: up to 5,500mm 2) Standard: ASME, ANSI, API, JIS, JPI, DIN, UNI, BS, AS 3) Pressure ... On Flanges - ANSI B16.5 Stainless Steel 304L,316L ect. Standard Chinese Flange Used in Pipeline,Transport ISO9001-2008. Stainless Steel ... , 300, 600, 900, 1200, 1500,2500.Size1/4" to 48" asme b 16.47 carbon steel forged flange